/*
 * Copyright 2019 WeBank
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.webank.wedatasphere.linkis.entrance.interceptor.impl

import com.webank.wedatasphere.linkis.entrance.interceptor.EntranceInterceptor
import com.webank.wedatasphere.linkis.governance.common.entity.job.JobRequest
import com.webank.wedatasphere.linkis.manager.label.utils.LabelUtil


class SQLLimitEntranceInterceptor extends EntranceInterceptor {
  override def apply(task: JobRequest, logAppender: java.lang.StringBuilder): JobRequest = {
    val codeType = {
      val codeType = LabelUtil.getCodeType(task.getLabels)
      if (null != codeType) {
        codeType.toLowerCase()
      } else {
        ""
      }
    }
    task match {
      case jobRequest: JobRequest=> codeType match {
        case "hql" | "sql" | "jdbc" | "hive" | "psql" => val executionCode = jobRequest.getExecutionCode
          SQLExplain.dealSQLLimit(executionCode, jobRequest, logAppender)
        case _ =>
      }
        jobRequest
      case _ => task
    }
  }
}
